Work so far in refactoring front-end

- Mainly getting rid of existing css/js
- No longer linking to stuff like a11y.css
- Creating a FrontPageController to better deal with the home page

public/assets/css-orig/colours/base16-ocean.css

@@ -0,0 +1,19 @@
+/* base16-ocean.css */
+:root {
+    --black: #2b303b; /* base00*/
+    --red: #bf616a; /* base08 */
+    --green: #a3be8c; /* base0B */
+    --yellow: #ebcb8b; /* base0A */
+    --blue: #8fa1b3; /* base0D */
+    --magenta: #b48ead; /* base0E */
+    --cyan: #96b5b4; /* base0C */
+    --white: #c0c5ce; /* base05 */
+    --brblack: #65737e; /* base03 */
+    --brred: #bf616a; /* base08 */
+    --brgreen: #a3be8c; /* base0B */
+    --bryellow: #ebcb8b; /* base0A */
+    --brblue: #8fa1b3; /* base0D */
+    --brmagenta: #b48ead; /* base0E */
+    --brcyan: #96b5b4; /* base0C */
+    --brwhite: #eff1f5; /* base07 */
+}